Componentes.Terceros.jcl/official/1.96/examples/windows/delphitools/common/D6MdiMsgFix.pas

93 lines
3.9 KiB
ObjectPascal

{**************************************************************************************************}
{ }
{ Project JEDI Code Library (JCL) - Delphi Tools }
{ }
{ The contents of this file are subject to the Mozilla Public License Version 1.1 (the "License"); }
{ you may not use this file except in compliance with the License. You may obtain a copy of the }
{ License at http://www.mozilla.org/MPL/ }
{ }
{ Software distributed under the License is distributed on an "AS IS" basis, WITHOUT WARRANTY OF }
{ ANY KIND, either express or implied. See the License for the specific language governing rights }
{ and limitations under the License. }
{ }
{ The Original Code is D6MdiMsgFix.pas. }
{ }
{ The Initial Developer of the Original Code is Petr Vones. Portions created by Petr Vones are }
{ Copyright (C) of Petr Vones. All Rights Reserved. }
{ }
{ Contributor(s): }
{ }
{**************************************************************************************************}
{ }
{ Last modified: $Date: 2005/10/27 01:44:51 $ }
{ }
{**************************************************************************************************}
unit D6MdiMsgFix;
interface
{$I jcl.inc}
implementation
{$IFDEF DELPHI6}
uses
Windows, Classes, SysUtils, Forms, AppEvnts;
type
TFixApplicationEvents = class(TCustomApplicationEvents)
protected
procedure ApplicationEventsMessage(var Msg: TMsg; var Handled: Boolean);
public
constructor Create(AOwner: TComponent); override;
end;
TApplicationAccess = class(TApplication);
var
FixApplicationEvents: TFixApplicationEvents;
{ TFixApplicationEvents }
procedure TFixApplicationEvents.ApplicationEventsMessage(var Msg: TMsg; var Handled: Boolean);
begin
with Application do
if Assigned(MainForm) and (MainForm.FormStyle = fsMDIForm) and
Assigned(Screen.ActiveForm) and (Screen.ActiveForm.FormStyle <> fsMdiChild) then
begin
Handled := True;
with TApplicationAccess(Application) do
if not IsKeyMsg(Msg) and not IsDlgMsg(Msg) then
begin
// prevent to call buggy TApplication.IsMDIMsg method, handle message here
TranslateMessage(Msg);
DispatchMessage(Msg);
end;
end;
end;
constructor TFixApplicationEvents.Create(AOwner: TComponent);
begin
inherited;
OnMessage := ApplicationEventsMessage;
end;
initialization
FixApplicationEvents := TFixApplicationEvents.Create(nil);
finalization
FreeAndNil(FixApplicationEvents);
{$ENDIF DELPHI6}
// History:
// $Log: D6MdiMsgFix.pas,v $
// Revision 1.2 2005/10/27 01:44:51 rrossmair
// - added MPL headers and CVS Log tags
//
end.